X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=docs%2Freport%2Fvpp_performance_tests%2Fcsit_release_notes.rst;h=32bbbbcfb693d01bef8f0f1157996db10dc261ff;hb=5bfcd94597e0e0591b80c84f60c1502fc0ec9689;hp=b4fc9de3c93aa4da1512ca6b6e3e1a9bfbbc76cc;hpb=f6c04897464c868c034237729bfe738a95d43b25;p=csit.git diff --git a/docs/report/vpp_performance_tests/csit_release_notes.rst b/docs/report/vpp_performance_tests/csit_release_notes.rst index b4fc9de3c9..7747b04fb7 100644 --- a/docs/report/vpp_performance_tests/csit_release_notes.rst +++ b/docs/report/vpp_performance_tests/csit_release_notes.rst @@ -1,230 +1,174 @@ -CSIT Release Notes -================== - -Changes in CSIT |release| -------------------------- - -#. VPP performance test environment changes - - - Further optimizations of VM and vhost-user test environment - Qemu virtio - queue size increased from default value of 256 to 1024. - - Addition of HW cryptodev devices - Intel QAT 8950 50G - in all three - LF FD.io physical testbeds. - -#. VPP performance test framework changes - - - Added VAT command history collection for every test case as part of teardown. - -#. Added VPP performance tests - - - **CGNAT** - - - Carrier Grade Network Address Translation tests with varying number - of users and ports per user: 1u-15p, 10u-15p, 100u-15p, 1000u-15p, - 2000u-15p, 4000u-15p - with Intel x520 NIC. - - - **vhost-user tests with one VM** - - - L2 Bridge Domain switched-forwarding with Intel x710 NIC, Intel x520 NIC, - Intel xl710 NIC. - - VXLAN and L2 Bridge Domain switched-forwarding with Intel x520 NIC. - - - **vhost-user tests with two VMs service chain** - - - L2 cross-connect switched-forwarding with Intel x520 NIC, Intel xl710 NIC. - - L2 Bridge Domain switched-forwarding with Intel x520 NIC, Intel xl710 NIC. - - IPv4 routed-forwarding with Intel x520 NIC, Intel xl710 NIC. - - - **IPSec encryption with** - - - AES-GCM, CBC-SHA1 ciphers, in combination with IPv4 routed-forwarding - with Intel xl710 NIC. - - CBC-SHA1 ciphers, in combination with LISP-GPE overlay tunneling for - IPv4-over-IPv4 with Intel xl710 NIC. - -Performance Improvements ------------------------- - -Some performance improvements in measured packet throughput have been observed -in a number of CSIT |release| tests listed below. Relative improvements are -calculated against the test results in CSIT rls1701 report. VPP-16.09 and -VPP-17.01 numbers are provided for reference. - -NDR Throughput -~~~~~~~~~~~~~~ - -Non-Drop Rate Throughput discovery tests: - -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| VPP Functionality | Test Name | VPP-16.09 | VPP-17.01 | VPP-17.04 | 17.01 to 17.04 | -| | | [Mpps] | [Mpps] | [Mpps] | Relative Change | -+===================+=================================================================+============+===========+===========+=================+ -| L2XC | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-ndrdisc | 9.4 | 12.7 | 13.4 | 6% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC | 10ge2p1xl710: 64B-1t1c-eth-l2xcbase-ndrdisc | 9.5 | 12.2 | 12.4 | 2% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC dot1ad | 10ge2p1x520: 64B-1t1c-dot1ad-l2xcbase-ndrdisc | 7.4 | 8.8 | 9.3 | 6% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC dot1q | 10ge2p1x520: 64B-1t1c-dot1q-l2xcbase-ndrdisc | 7.5 | 8.8 | 9.2 | 5% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC VxLAN | 10ge2p1x520: 64B-1t1c-ethip4vxlan-l2xcbase-ndrdisc | 5.4 | 6.5 | 6.8 | 5% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2XC-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-ndrdisc | 0.5 | 2.8 | 3.2 | 14% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2BD | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-ndrdisc | 7.8 | 10.4 | 10.8 | 4% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| L2BD-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-ndrdisc | 0.4 | 2.7 | 3.4 | 26% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv4 | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-ndrdisc | 8.7 | 9.7 | 10.6 | 9% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv4 COP | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-copwhtlistbase-ndrdisc | 7.1 | 8.3 | 9.0 | 8% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv4 iAcl | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-iacldstbase-ndrdisc | 6.9 | 7.6 | 8.3 | 9% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv4 vhost | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-eth-2vhost-1vm-ndrdisc | 0.3 | 2.6 | 3.1 | 19% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ -| IPv6 | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-ndrdisc | 3.0 | 7.3 | 8.1 | 11% | -+-------------------+-----------------------------------------------------------------+------------+-----------+-----------+-----------------+ - -PDR Throughput -~~~~~~~~~~~~~~ - -Partial Drop Rate thoughput discovery tests with packet Loss Tolerance of 0.5%: - -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| VPP Functionality | Test Name | VPP-16.09 | VPP-17.01 | VPP-17.04 | 17.01 to 17.04 | -| | | [Mpps] | [Mpps] | [Mpps] | Relative Change | -+===================+=================================================================+===========+===========+===========+=================+ -| L2XC | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-pdrdisc | 9.4 | 12.7 | 13.4 | 6% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2XC dot1ad | 10ge2p1x520: 64B-1t1c-dot1ad-l2xcbase-pdrdisc | 7.4 | 8.8 | 9.3 | 6% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2XC dot1q | 10ge2p1x520: 64B-1t1c-dot1q-l2xcbase-pdrdisc | 7.5 | 8.8 | 9.5 | 8% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2XC VxLAN | 10ge2p1x520: 64B-1t1c-ethip4vxlan-l2xcbase-pdrdisc | 5.4 | 6.5 | 6.8 | 5% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2XC-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2xcbase-eth-2vhost-1vm-pdrdisc | 2.6 | 3.2 | 3.2 | 0% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2BD | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-pdrdisc | 7.8 | 10.6 | 11.1 | 5% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| L2BD-vhost-VM | 10ge2p1x520: 64B-1t1c-eth-l2bdbasemaclrn-eth-2vhost-1vm-pdrdisc | 2.1 | 2.9 | 3.2 | 10% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-pdrdisc | 8.7 | 9.7 | 10.6 | 9% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 COP | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-copwhtlistbase-pdrdisc | 7.1 | 8.3 | 9.2 | 11% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 iAcl | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-iacldstbase-pdrdisc | 7.1 | 7.6 | 8.3 | 9% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 vhost | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-eth-2vhost-1vm-pdrdisc | 2.0 | 2.7 | 3.2 | 19% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-pdrdisc | 7.7 | 7.3 | 8.1 | 11% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ - -Measured improvements are in line with VPP code optimizations listed in -`VPP-17.04 release notes -`_. - -Additionally, vhost-VM performance improvements are due to both VPP code -optimizations as well as due to the FD.io CSIT Linux KVM test environment -optimizations for vhost-VM tests - see section "2.1.7. Methodology: KVM VM -vhost". - - -Other Performance Changes -------------------------- - -Other changes in measured packet throughput, with either minor relative -increase or decrease, have been observed in a number of CSIT |release| tests -listed below. Relative changes are calculated against the test results in CSIT -rls1701 report. - -NDR Throughput -~~~~~~~~~~~~~~ - -Non-Drop Rate Throughput discovery tests: - -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| VPP Functionality | Test Name | VPP-16.09 | VPP-17.01 | VPP-17.04 | 17.01 to 17.04 | -| | | [Mpps] | [Mpps] | [Mpps] | Relative Change | -+===================+=================================================================+===========+===========+===========+=================+ -| IPv4 FIB 200k | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale200k-ndrdisc | 8.5 | 9.0 | 9.7 | 8% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 FIB 20k | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale20k-ndrdisc | 8.5 | 9.0 | 9.4 | 4% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 FIB 2M | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale2m-ndrdisc | 8.5 | 7.8 | 8.1 | 4% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 Policer | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-ipolicemarkbase-ndrdisc | 6.9 | 7.4 | 8.1 | 9% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 LISP | 10ge2p1x520: 64B-1t1c-ethip4lispip4-ip4base-ndrdisc | 4.4 | 4.8 | 5.5 | 15% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 COP | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-copwhtlistbase-ndrdisc | 6.1 | 6.1 | 6.9 | 13% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 200k | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale200k-ndrdisc | 6.5 | 5.3 | 5.3 | 0% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 20k | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale20k-ndrdisc | 6.9 | 6.5 | 6.9 | 6% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 2M | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale2m-ndrdisc | 5.3 | 4.2 | 4.6 | 10% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 iAcl | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-iacldstbase-ndrdisc | 6.5 | 6.1 | 6.9 | 13% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ - -PDR Throughput -~~~~~~~~~~~~~~ - -Partial Drop Rate thoughput discovery tests with packet Loss Tolerance of 0.5%: - -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| VPP Functionality | Test Name | VPP-16.09 | VPP-17.01 | VPP-17.04 | 17.01 to 17.04 | -| | | [Mpps] | [Mpps] | [Mpps] | Relative Change | -+===================+=================================================================+===========+===========+===========+=================+ -| IPv4 FIB 200k | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale200k-pdrdisc | 8.5 | 9.0 | 9.7 | 8% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 FIB 20k | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale20k-pdrdisc | 8.5 | 9.0 | 9.7 | 8% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 FIB 2M | 10ge2p1x520: 64B-1t1c-ethip4-ip4scale2m-pdrdisc | 8.3 | 8.1 | 8.3 | 2% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 Policer | 10ge2p1x520: 64B-1t1c-ethip4-ip4base-ipolicemarkbase-pdrdisc | 7.1 | 7.4 | 8.1 | 9% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv4 LISP | 10ge2p1x520: 64B-1t1c-ethip4lispip4-ip4base-pdrdisc | 4.6 | 4.8 | 5.5 | 15% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 COP | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-copwhtlistbase-pdrdisc | 6.1 | 6.1 | 6.9 | 13% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 200k | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale200k-pdrdisc | 6.9 | 5.3 | 5.3 | 0% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 20k | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale20k-pdrdisc | 6.9 | 6.5 | 6.9 | 6% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 FIB 2M | 10ge2p1x520: 78B-1t1c-ethip6-ip6scale2m-pdrdisc | 5.3 | 4.2 | 4.6 | 10% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ -| IPv6 iAcl | 10ge2p1x520: 78B-1t1c-ethip6-ip6base-iacldstbase-pdrdisc | 6.5 | 6.1 | 6.9 | 13% | -+-------------------+-----------------------------------------------------------------+-----------+-----------+-----------+-----------------+ - -Known Issues ------------- - -Here is the list of known issues in CSIT |release| for VPP performance tests: - -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| # | Issue | Jira ID | Description | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 1 | NDR discovery test failures 1518B frame size | VPP-663 | VPP reporting errors: dpdk-input Rx ip checksum errors. | -| | for ip4scale200k, ip4scale2m scale IPv4 routed- | | Observed frequency: all test runs. | -| | forwarding tests. ip4scale20k tests are fine. | | | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 2 | VAT API timeouts during ip6scale2m scale IPv6 | VPP-712 | Needs fixing VPP VAT API timeouts for large volume of IPv6 | -| | routed-forwarding tests when volume adding IPv6 | | routes. | -| | routes - 2M in this case. ip6scale2kk works. | | | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 3 | Vic1385 and Vic1227 low performance | VPP-664 | Low NDR performance. | -| | | | | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 4 | Sporadic NDR discovery test failures on x520 | CSIT-750 | Suspected issue with HW settings (BIOS, FW) in LF | -| | | | infrastructure. Issue can't be replicated outside LF. | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 5 | VPP in 2t2c setups - large variation | CSIT-568 | Suspected NIC firmware or DPDK driver issue affecting NDR | -| | of discovered NDR throughput values across | | throughput. Applies to XL710 and X710 NICs, x520 NICs are fine. | -| | multiple test runs with xl710 and x710 NICs. | | | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ -| 6 | Lower than expected NDR and PDR throughput with | CSIT-569 | Suspected NIC firmware or DPDK driver issue affecting NDR and | -| | xl710 and x710 NICs, compared to x520 NICs. | | PDR throughput. Applies to XL710 and X710 NICs. | -+---+-------------------------------------------------+------------+-----------------------------------------------------------------+ - +.. _vpp_performance_tests_release_notes: + +Release Notes +============= + +Changes in |csit-release| +------------------------- + +#. VPP PERFORMANCE TESTS + + - **Added new performance testbed 3n-snr** (3 Node SnowRidge, with Intel + Atom processors), to later replace 3n-dnv and 2n-dnv (3 and 2 Node + Denverton) testbeds. + + - **Added GTPU HW offload tests** for Intel e810 4p25ge NICs on 2n-icx + testbeds. + + - **Added Wireguard tests** using VPP software crypto (3n-icx, 3n-snr + testbeds) and using built-in hardware crypto QAT device (3n-snr testbed + only). + + - **Reduction of tests**: Removed certain test variations executed + iteratively for the report (as well as in daily and weekly + trending) due to physical testbeds overload. + +#. TEST FRAMEWORK + + - **CSIT test environment** version has been updated to ver. 11, see + :ref:`test_environment_versioning`. + + - **TCP tput profiles** have to be changed, as newer TRex versions + are not deterministic enough when deciding when to send an ACK. + + - **CSIT PAPI support**: Due to issues with PAPI performance, and + deprecation of VAT, VPP CLI is used in CSIT for many VPP scale + tests. See :ref:`vpp_known_issues`. + + - **General Code Housekeeping**: Ongoing code optimizations and bug + fixes. + +#. PRESENTATION AND ANALYTICS LAYER + + - **C-Dash** `performance dashboard `_ got updated UI and + updated backend increasing its performance and robustness. + +.. raw:: latex + + \clearpage + +.. _vpp_known_issues: + +Known Issues +------------ + +New +___ + ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| # | JiraID | Issue Description | ++====+=========================================+===========================================================================================================+ +| 1 | `CSIT-1850 | 2n-dnv: sporadic 1518B tput tests failing to establish required sessions. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 2 | `CSIT-1864 | 2n-clx: half of the packets lost on PDR tests. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 3 | `CSIT-1871 | 3n-snr: 25Ge Interface goes down randomly. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 4 | `CSIT-1877 | 3n-alt, 3n-tsh: VM tests failing to boot VM. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 5 | `CSIT-1883 | 3n-snr: All hwasync wireguard tests failing when trying to verify device. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 6 | `CSIT-1884 | 2n-clx, 2n-icx: All NDR PDR IMIX over 1M sessions BIDIR tests failing to create enough sessions. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 7 | `CSIT-1885 | 3n-icx: 9000b ip4 NDRPDR AVF tests are failing to forward traffic. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ + +Previous +________ + +Issues reported in previous releases which still affect the current results. + ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| # | JiraID | Issue Description | ++====+=========================================+===========================================================================================================+ +| 1 | `CSIT-1671 | All CSIT scale tests can not use PAPI due to much slower performance compared to VAT/CLI (it takes much | +| | `_ | longer to program VPP). This needs to be addressed on the PAPI side. | +| +-----------------------------------------+ Currently, the time critical code uses VAT running large files with exec statements and CLI commands. | +| | `VPP-1763 | Still, we needed to reduce the number of scale tests run to keep overall duration reasonable. | +| | `_ | More improvements needed to achieve sufficient configuration speed. | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 2 | `CSIT-1782 | Multicore AVF tests are failing when trying to create interface. | +| | `_ | Frequency is reduced by CSIT workaround, but occasional failures do still happen. | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 3 | `CSIT-1785 | NAT44ED tests failing to establish all TCP sessions. | +| | `_ | At least for max scale, in allotted time (limited by session 500s timeout) due to worse | +| +-----------------------------------------+ slow path performance than previously measured and calibrated for. | +| | `VPP-1972 | CSIT removed the max scale NAT tests to avoid this issue. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 4 | `CSIT-1799 | All NAT44-ED 16M sessions CPS scale tests fail while setting NAT44 address range. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 5 | `CSIT-1800 | All Geneve L3 mode scale tests (1024 tunnels) are failing. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 6 | `CSIT-1801 | 9000B payload frames not forwarded over tunnels due to violating supported Max Frame Size (VxLAN, LISP, | +| | `_ | SRv6). | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 7 | `CSIT-1802 | AF-XDP - NDR tests failing from time to time. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 8 | `CSIT-1804 | All testbeds: NDR tests failing from time to time. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 9 | `CSIT-1808 | All tests with 9000B payload frames not forwarded over memif interfaces. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 10 | `CSIT-1827 | 3n-icx, 3n-skx: all AVF crypto tests sporadically fail. 1518B with no traffic, IMIX with excessive | +| | `_ | packet loss. | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 11 | `CSIT-1835 | 3n-icx: vppecho BPS tests failing on timeout when checking hoststack finished. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 12 | `CSIT-1849 | 2n-skx, 2n-clx, 2n-icx: UDP 16m TPUT tests fail to create all sessions. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ + +Fixed +_____ + +Issues reported in previous releases which were fixed in this release: + ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| # | JiraID | Issue Description | ++====+=========================================+===========================================================================================================+ +| 1 | `CSIT-1834 | 2n-icx, 2n-skx: sporadic AVF soak tests failing to find critical load with PLRsearch. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 2 | `CSIT-1846 | 2n-skx, 2n-clx, 2n-icx: ALL 1518B TCP tput tests failing with big packet loss. | +| | `_ | | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ +| 3 | `CSIT-1851 | trending regression: various icelake tests around 2202-04-15 | +| | `_ | Somewhat expected consequence of a VPP usability fix, | +| | | the previous VPP compiler version was too new for the OS used. | ++----+-----------------------------------------+-----------------------------------------------------------------------------------------------------------+ + +.. _vpp_rca: + +Root Cause Analysis for Performance Changes +------------------------------------------- + +List of RCAs in |csit-release| for VPP performance changes: + ++----+-----------------------------------------+-------------------------------------------------------------------------------------+ +| # | JiraID | Issue Description | ++====+=========================================+=====================================================================================+ +| 1 | `VPP-2030 | regression: ip6base on ICX around 2022-03-23 | +| | `_ | "Loads blocked due to overlapping with a preceding store that cannot be forwarded." | +| | | started happening in ip6-lookup graph node. | ++----+-----------------------------------------+-------------------------------------------------------------------------------------+ +| 2 | `CSIT-1852 | 2n-zn2 mellanox performance cap | +| | `_ | Old issue, only now distinguished from CSIT-1751. | +| | | This testbed+nic combination is capped below 28 Mpps, cause not identified yet. | ++----+-----------------------------------------+-------------------------------------------------------------------------------------+ +| 3 | `CSIT-1853 | trending regression: nat44ed cps around 2202-04-01 | +| | `_ | VPP change added more computation to slow path (in order to support multiple VRFs). | +| | | Not clear if the VPP implementation is optimized enough. | ++----+-----------------------------------------+-------------------------------------------------------------------------------------+